# NAME EM* SR 20W
**Wikidata**: [Q93090333](https://www.wikidata.org/wiki/Q93090333)  
**Source**: https://4ort.xyz/entity/name-em-sr-20w


## References

1. SIMBAD
2. Optical spectroscopy of the surface population of the {rho} Ophiuchi molecular cloud: the first wave of star formation
3. Rotation of Low-mass Stars in Upper Scorpius and ρ Ophiuchus with K2
4. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003)
5. Gaia Data Release 2
6. Gaia Data Release 2. Summary of the contents and survey properties
7. The Gaia-ESO Survey: the present-day radial metallicity distribution of the Galactic disc probed by pre-main-sequence clusters